Semi-automatic engine piston assembly tool
AssigneeGeneral Motors Corporation
InventorsJohn W. Wittum, Christopher W. Zwolensky, Gary C. Spence
Life of this patent
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Abstract
An assembly tool for insertion of engine piston/rod assemblies into an engine cylinder includes a frame, a support arm pivotally carried on the frame, an insertion cylinder carried by the support arm and including an extendable insertion rod having an end adapted to engage a piston in position for insertion; a positioner for positioning the support arm in an insertion position with the rod end engaging a piston; and a control for actuating the insertion rod to insert a piston/rod assembly into the cylinder. Various additional features of an exemplary embodiment are also disclosed.
Claims13
An assembly tool for insertion of engine piston/rod assemblies into an engine cylinder block, said tool comprising:
- a frame;
- a support arm pivotally carried on the frame;
- an insertion cylinder carried by the support arm and including an extendable insertion rod having an end adapted to engage a piston in position for insertion;
- a positioner for positioning the support arm in an insertion position with the rod end engaging a piston;
- and
- a control for actuating the insertion rod to insert a piston/rod assembly into the cylinder block.
Dependencies are inferred from the claim text.